{"product_id":"ioptron-hem27-hybrid-harmonic-drive-equatorial-mount-no-tripod-h272","title":"iOptron HEM27 Hybrid Harmonic Drive Equatorial Mount without Tripod  - H272","description":"\u003cp\u003e\u003cspan\u003eIntroducing \u003c\/span\u003e\u003cspan\u003ethe iOptron HEM27\u003c\/span\u003e\u003cspan\u003e, a revolutionary hybrid harmonic drive equatorial GoTo mount with a payload capacity of almost 30 pounds but a mount head weight of just over 8 pounds...and there is no need for a counterweight shaft or counterweight!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll versions of the iOptron HEM27 harmonic mount are light weight, high payload tiny titans that will deliver an astronomy experience like never before.  \u003c\/span\u003e\u003cspan\u003eUtilizing state of the art harmonic drive technology for the RA movement in tandem with backlash-free DEC worm\/belt drive design, the iOptron HEM27 delivers unparalleled weight to payload efficiency. Its black anodized all-metal CNC machined body is not only appealing to the eye, it’s a rugged platform that will perform at the highest level for many years to come. Unique features such as an electronic friction break and power down memory allow the mount to safely stop and resume a GoTo slew or continue tracking even after an abrupt power loss (no need to realign and start from the beginning). \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis iOptron HEM27 package\u003c\/span\u003e\u003cspan\u003e includes a hand controller and case.  The tripod is optional.  Other HEM27 models include iPolar (H272A) or the EC version with iPolar and a high precision RA encoder (H274A).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cb\u003eFeatures\u003c\/b\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced harmonic drive technology\u003c\/li\u003e\n\u003cli\u003ePayload capacity of 13.5 kg (29.7 lbs) with the mount weight of 3.7 kg (8.15 lbs)\u003c\/li\u003e\n\u003cli\u003eCNC machined and cast metal body\u003c\/li\u003e\n\u003cli\u003eUnique friction brake to safely stop movement during a planned or unplanned power interruption\u003c\/li\u003e\n\u003cli\u003e360 second gear period\u003c\/li\u003e\n\u003cli\u003ePPEC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eGo2Nova® hand controller with ~212,000 object database\u003c\/li\u003e\n\u003cli\u003eCable management system, no hanging exterior cables to moving parts\u003c\/li\u003e\n\u003cli\u003eDual saddle (vixen and losmandy-D styles)\u003c\/li\u003e\n\u003cli\u003eBuilt in zero position search and locator\u003c\/li\u003e\n\u003cli\u003ePower down position and location memory\u003c\/li\u003e\n\u003cli\u003eIntegrated ST-4 autoguiding port\u003c\/li\u003e\n\u003cli\u003eBuilt-in Wi-Fi (via hand controller)\u003c\/li\u003e\n\u003cli\u003eUSB port for firmware upgrade and computer control\u003c\/li\u003e\n\u003cli\u003eSoft carrying case\u003c\/li\u003e\n\u003cli\u003eTwo year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eMount\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eHybrid Equatorial Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eRA Gear system\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eStrainWave 17 (RA)\/worm gear (DEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eDEC Gear system\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eBacklash-free worm\/belt system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eRA reduction ratio\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePayload w\/o CW \u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e29.14 lbs (13.5kg) - \u003cspan data-mce-fragment=\"1\"\u003e200mm, with payload center of gravity to the RA rotation axis. Or an OTA size of ~220mm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eMount weight\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e7.49lbs (3.4kg) w\/o dovetail saddle, 8.15 ls (3.7kg) with dovetail saddle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePayload\/Mount weight\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e3.65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePeriod\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e360 second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eDrive motor\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eStepper motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eStructure Material\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eAll metal, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eExterior finish\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eAnodized black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eHigh precision encoder\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eNo\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePEC\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eYes, PPEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eLatitude adjustment range\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e15º ~ 65º\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eAzimuth adjustment range\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e± 5º\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePolar Scope\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eiPolar not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eLevel indicator\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eLevel bubble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eControl system\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eGOTONOVA\/Commander\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eHand Controller\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eGo2Nova® 8409 with ~212,000 objects database\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eTracking\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eMaximum slew speed\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e6º\/sec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePower consumption\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e0.5A(Tracking), 1A(GOTO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePower requiremention\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e12V DC, 5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eAC adapter\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e100V ~ 240V (included, indoor use only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePower off brake\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eElectronic friction brake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003ePower-down memory\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eWi-Fi\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eBuilt-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eCommunication port\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eYes (Wi-Fi and USB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eAutoguide port\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eYes (ST-4 compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eFirmware upgrade\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eTripod\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eOperation temperature\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003e-20ºC ~ 50ºC (hand controller -10ºC ~ 40ºC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"217\" align=\"right\"\u003eWarranty\u003c\/td\u003e\n\u003ctd width=\"354\" align=\"center\"\u003eTwo year limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":39789502529649,"sku":"IOP-H272","price":1836.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/products\/HEM27_Base_Model_on_Optional_Tripod.jpg?v=1776459329","url":"https:\/\/khanscope.com\/en-fr\/products\/ioptron-hem27-hybrid-harmonic-drive-equatorial-mount-no-tripod-h272","provider":"Khan Scope Centre","version":"1.0","type":"link"}